TRIUMPH 57868 Transmission Tailshaft Slot Castle Nut Unf Nos 3/4 TR2-TR6

( Manufacturer Part Number: 57868 ), ( Type: Castle Nut ), ( Vintage Part: Yes ), ( Country Of Origin: United Kingdom )

Review TRIUMPH Transmission Tailshaft Slot Castle Nut 3/4 Unf For Stag Nos fits 2012

Introducing the Triumph 57868 Transmission Tailshaft Castle Nut, a crucial component for the repair or maintenance of Triumph TR2 and TR6 vehicles. This 3/4 unf (unified thread) nut is designed specifically for 12-slot tailshafts and boasts several noteworthy features.

The Triumph 57868 Transmission Tailshaft Castle Nut is manufactured from premium quality materials, ensuring both durability and reliability. Its unique design features a 12-slot configuration, which matches the specific tailshaft design of Triumph TR2 and TR6 models.

This castle nut is essential for securing the tailshaft to the transmission, making it a vital component in the powertrain of your Triumph vehicle. Its 3/4 unf threading ensures a perfect fit with the corresponding bolts, providing a strong and secure connection.

The Triumph 57868 Transmission Tailshaft Castle Nut is also designed to be easily accessible for replacement or servicing purposes. Its size and shape are similar to standard castle nuts, allowing for straightforward installation and removal using common tools.

In summary, the Triumph 57868 Transmission Tailshaft Castle Nut is a high-quality, essential component for Triumph TR2 and TR6 vehicles. Its 12-slot design and 3/4 unf threading make it a perfect fit for the tailshaft, ensuring a secure connection to the transmission and optimal vehicle performance.

Pros and Cons of Buying a Triumph 57868 Transmission Tailshaft Castle Nut

The Triumph 57868 transmission tailshaft castle nut is a crucial component for various Triumph models including the TR2 and TR6. If you are considering buying this part, here are some pros and cons that might help you make an informed decision.

1. OEM Part: This is an original equipment manufacturer (OEM) part, meaning it is designed and produced by Triumph or an authorized supplier. It is a direct replacement for the worn-out or damaged castle nut in your vehicle.

2. High-Quality Material: The Triumph 57868 castle nut is made of high-strength materials that can withstand the heavy loads and torque transmitted through the drivetrain.

3. Proper Fitment: This part is specifically designed for Triumph models, ensuring a precise fitment and proper engagement with other drivetrain components.

4. Reliability: By using an OEM part, you can ensure the reliability and longevity of your drivetrain system.

5. Peace of Mind: Buying an OEM part like the Triumph 57868 castle nut gives you peace of mind knowing that you are using a genuine part from the vehicle manufacturer.

1. Cost: OEM parts are often more expensive than aftermarket alternatives. However, the cost is justified by the high-quality materials, precise fitment, and reliability.

2. Availability: Depending on the supplier and your location, availability of OEM parts like the Triumph 57868 castle nut might be limited.

3. Longer Lead Time: Compared to aftermarket parts, OEM parts might have a longer lead time due to their production process and distribution channels.

The Triumph 57868 transmission tailshaft castle nut is a high-quality, reliable, and precise OEM part designed for Triumph vehicles. Although it comes with a higher cost compared to aftermarket alternatives, it ensures the proper fitment, high-strength material, and peace of mind that comes with using a genuine part from the vehicle manufacturer. If you are looking for a long-term solution for your drivetrain system, investing in an OEM part like the Triumph 57868 castle nut is a wise decision.

If you are in need of a transmission tailshaft castle nut for your Triumph vehicle and are committed to using a high-quality, reliable, and genuine part, then the Triumph 57868 castle nut is the recommended option. Although it might come with a higher cost, the benefits of using an OEM part outweigh the potential savings from aftermarket alternatives. Make sure to purchase this part from a trusted and authorized Triumph parts supplier to ensure its authenticity and proper fitment.

Details:

NOS transmission tailshaft castle nut 3/4 UNF 12 Slots for Triumph TR2 through TR6 including overdrive, Stag, and 2000 Sedan.

part #: 57868 prices

• $14.99-$74.99

specifications manutransmission:

• for makes: Triumph
• for years: 2012
• mpn: 57868
• type: Castle Nut
• vintage part: Yes
• country of origin: United Kingdom

payments manutransmission:

• wallet: Paypal
• other
• credit card: Discover

shipping manutransmission:

• service: USPS Ground Advantage
• carrier: USPS
• type: Fixed
• transit: 4-10 Days
• class: Standard
• cost: $4.99

seller manutransmission:

• city: Fairfax, Virginia
• rating: 98.8%
• # reviews: 791

offer manutransmission:

• sold: 0
• availability: In Stock
• quantity: 1
• started: December 8, 2025
• options: Ship-to-home

general manutransmission:

• condition: New other see details
• Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts

returns manutransmission:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

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